Is there a way to find what values are accepted on the RHS of a show rule?

[ensko]

I think the implied question here is: what elements are contained/in effect for certain more complex elements. heading/block (e.g. for spacing) is a classic one, but others may be less obvious. For example, you used to be able to show bibliography: set grid (for certain bibliography styles). Relevant question:

How do I know what elements compose a function for styling purposes?

I recently wanted to change the spacing between lines in a document. A quick Google search brought up this SO answer which describes exactly what I wanted: spacing between lines can be set using the leading parameter and spacing between paragraphs can be set with the block’s spacing. Fairly logical once you know how. However, now I want to style a quote. For example, say I want to simply put the attribution in the middle (I know I could rewrite the quote function with a new show rule - that’s n…

Relevant issue: Add default typst implementation code where possible · Issue #5095 · typst/typst · GitHub